①阀门生产厂家说用来分配介质，改变介质的流动方向，其工作温度不超过300℃，公称压力PN≤1.6MPa.公称通径不超过3000mm，选择多通道旋塞阀。
① The valve manufacturer says it is used to distribute media and change the flow direction of the media. Its working temperature does not exceed 300 ℃, and the nominal pressure PN ≤ 1.6MPa. The nominal diameter does not exceed 3000mm. It is recommended to choose a multi-channel plug valve.
②牛奶.果汁.建议选择奥氏体不锈钢、紧定式圆锥形旋塞阀等食品企业和制药厂等设备和管道。
② Milk and fruit juice. It is recommended to choose equipment and pipelines such as austenitic stainless steel, tight set conical plug valves, and other food enterprises and pharmaceutical factories.
③油田开采.开采天然气田.管道输送支管.在精炼和清洁设备中，公称压力级不大于Class300.公称不超过300mm，使用油封圆锥旋塞阀。
③ In oil field exploration, natural gas field extraction, pipeline transportation branches, and refining and cleaning equipment, the nominal pressure level should not exceed Class300 and the nominal pressure should not exceed 300mm. It is recommended to use oil sealed conical plug valves.
④乌鲁木齐阀门生产厂家说油田开采.天然气开采.管道输送支管.在精炼和清洁设备中，公称压力级不大于Class公称通径不超过9000mm.工作温度不超过3400℃，使用油封圆锥旋塞阀。
④ The valve manufacturer in Urumqi said that in oil field exploration, natural gas exploration, pipeline transportation branch pipes, and refining and cleaning equipment, the nominal pressure level should not exceed Class, the nominal diameter should not exceed 9000mm, and the working temperature should not exceed 3400 ℃. It is recommended to use oil sealed conical plug valves.
⑤在大型化工行业，在含有腐蚀性介质的管道和设备中，需要快速打开或关闭。乌鲁木齐阀门生产厂家说聚四氟乙烯套筒密封圆锥旋塞阀可用于基于硝酸的介质；对于基于醋酸的介质，可以选择Crl8Nil2M02Ti四氟乙烯套筒密封圆锥形旋塞阀不锈钢镶嵌。
⑤ In the large-scale chemical industry, it is necessary to quickly open or close pipelines and equipment containing corrosive media. The valve manufacturer in Urumqi said that PTFE sleeve sealed conical plug valves can be used for nitric acid based media; For acetic acid based media, Crl8Nil2M02Ti tetrafluoroethylene sleeve sealed conical plug valve stainless steel inlay can be selected.
⑥在煤气.天然气.在暖通系统的管道中和设备上，公称直径不大于200nm，建议选择填料式圆锥旋塞阀。
⑥ On pipelines and equipment in gas, natural gas, and HVAC systems, it is recommended to choose a packing type conical plug valve with a nominal diameter of no more than 200nm.
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